Oracle Database Administrator

1 day ago

Singapore Quess Singapore Full time

Overview Team Lead - Recruitment at Quess Singapore | CEI Certified | Ex-Deloitte & Saint-Gobain Salary: Up to 8.5K SGD (depending on experience and skills)Key Responsibilities Install, configure, and upgrade Oracle 19c, SQL Server 2019, and 2022; exposure to MariaDB/MySQL database is an added advantage. Administer production and non-production databases, ensuring high availability and performance. Monitor database health, identify bottlenecks, and implement performance tuning (SQL tuning, indexing, query optimization). Manage database backup, recovery, disaster recovery (DR), and high availability (Oracle RAC, Data Guard, ASM, SQL Server Always On, MariaDB Replication/Clustering). Implement database security, user management, and auditing in line with compliance standards. Plan and execute database patching, upgrades, and migrations with minimal downtime. Collaborate with application teams to design efficient database schemas and optimize queries. Troubleshoot database issues, analyze root causes, and provide timely resolutions. Develop and maintain scripts for automation of routine tasks. Provide 24x7 support for production systems on a rotational basis. Required Skills & Qualifications Minimum 5+ years’ hands-on experience in Oracle database administration. Strong expertise in Oracle RAC, ASM, and Data Guard. Knowledge of MariaDB/MySQL replication, clustering, and HA/DR configurations is an advantage. Proficiency in backup and recovery using RMAN, SQL native tools, and mariabackup. Expertise in performance tuning, query optimization, and storage engine management (InnoDB, MyISAM). Knowledge of database security best practices and auditing. Familiarity with UNIX/Linux environments and shell scripting. Disclaimer: The company is committed to ensuring the privacy and security of your information. By submitting this form, you consent to the collection, processing, and retention of the information you provide. The data collected (which may include your contact details, educational background, work experience and skills) will be used solely for the purpose of evaluating your qualifications for the position you're applying for. Your data will be stored securely and retained for the duration necessary to fulfill our hiring process. If you are not selected for the position, your data will be kept on file for a limited period in case future opportunities arise. You have the right to access, correct, or delete your data at any time by contacting us at Quess Singapore | A Leading Staffing Services Provider in Singapore (quesscorp.sg)#J-18808-Ljbffr

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